| Dave Mitchell | Council | Councilmember | davem@newcastlewa.gov | |
| Linda Newing | Council | Deputy Mayor | lindan@newcastlewa.gov | |
| Tamra Kammin | Council | Councilmember | tamrak@newcastlewa.gov | |
| Tom Magers | Council | Councilmember | tomm@newcastlewa.gov | |
| Brian Cannard | Planning Commission | Commissioner | brianc@newcastlewa.gov | |
| Charlie Gadzik | Planning Commission | Chair | charlieg@newcastlewa.gov | |
| Chris Villasenor | Planning Commission | Commissioner | chrisv@newcastlewa.gov | |
| Stacy Lynch | Planning Commission | Commissioner | stacyl@newcastlewa.gov | |
| Nathan Stix | Community Activities Commission | Commissioner | NathanS@newcastlewa.gov | |
| Patti Magers | Community Activities Commission | Vice Chair | pattim@newcastlewa.gov | |
| Ed Flash | Community Activities Commission | Commissioner | EdF@newcastlewa.gov | |
| Debbie Polsin | Community Activities Commission | Commissioner | deborahp@newcastlewa.gov | |
| Diane Lewis | Community Activities Commission | Chair | dianel@newcastlewa.gov | |
| Erica Wood | Community Activities Commission | Commissioner | ericaw@newcastlewa.gov | |
| Rob Wyman | Executive | City Manager | robw@newcastlewa.gov | 425.649.4444 ext. 107 |
| Sarah Jacobs | Executive | Human Resources Manager | sarahj@newcastlewa.gov | 425.649.4143 ext. 114 |
| Vacant | Executive | City Clerk | | 425.649.4143 ext. |
| City Clerk - General | City Clerk | | cityclerk@newcastlewa.gov | 425.649.4444 |
| Don Palmer | Finance | Finance Director | donp@newcastlewa.gov | 425.649.4143 ext. 101 |
| Chris Shoemaker | Finance | Senior Accountant | ChrisS@newcastlewa.gov | 425.649.4143 ext. 126 |
| Maria Lindberg | Finance | Accounting Analyst | marial@newcastlewa.gov | 425.649.4143 ext. 104 |
| Steve Osguthorpe | Community Development | Community Development Director | steveo@newcastlewa.gov | 425.649.4143 ext. 112 |
| Dave Van De Weghe | Community Development | Senior Planner | davev@newcastlewa.gov | 425.649.4143 ext. 127 |
| Jack Helm | Community Development | Building Inspector/Code Enforcement Officer | jackh@newcastlewa.gov | 425.649.4143 ext. 133 |
| Ash Singh | Community Development | Development Permit Coordinator | AshS@newcastlewa.gov | 425.649.4143 ext. 144 |